S
M
T
W
T
F
S
30
99°
68°
31
93°
64°
1
91°
57°
2
90°
50°
3
88°
58°
4
88°
55°
5
93°
55°
6
74°
61°
7
90°
64°
8
91°
67°
9
100°
68°
10
104°
77°
11
100°
66°
12
95°
63°
13
91°
59°
14
90°
60°
15
87°
57°
16
92°
60°
17
93°
63°
18
96°
65°
19
98°
64°
20
92°
63°
21
89°
62°
22
88°
60°
23
89°
61°
24
88°
56°
25
82°
53°
26
86°
55°
27
89°
54°
28
84°
52°
29
87°
56°
30
89°
58°
1
89°
57°
2
88°
57°
3
88°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Victorville
Victorville's September 2026 forecast shows daily high temperatures ranging from 82° to 100°, with overnight lows between 52° and 66°. The average high for September is 90° with an average low of 59°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Victorville. See also: October | November | December.